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Read two to four stocks on the same scale — return, valuation and volatility in one table.

SelectedToday1M Return

NRGNRG Energy Inc+ 6.42%− 11.37%
KENKenon Holdings Ltd—+ 4.45%
Partial Period · Aug 3, 2026 — Sep 4, 2026
CEGConstellation Energy Corp—+ 9.23%
Partial Period · Aug 3, 2026 — Sep 4, 2026

Period Return

Each series is converted to a percentage of its own starting point, so all of them begin at zero. What is compared is the return over the period, not price levels.

NRG− 11.4%KEN+ 4.5%CEG+ 9.2%Tap or hover the chart for values along the way

Metric	NRGNRG Energy Inc	KENKenon Holdings Ltd	CEGConstellation Energy Corp
Return
Last Price	119.02	—	—
Daily Change	+ 6.42%	—	—
Period ReturnPast Month	− 11.37%	+ 4.45%Aug 3, 2026 — Sep 4, 2026	+ 9.23%Aug 3, 2026 — Sep 4, 2026
Valuation
Market Cap	$25.1 B	$3.60 B	$107 B
P/E Ratio	28.96	—	—
Dividend Yield	3.29%	12.14%	0.91%
Net MarginTrailing 12M	2.6%	96.2%	11.1%
Risk
Beta	1.22	1.30	1.13
52-Week Range	108.34 — $189.96	41.50 — $95.93	228.63 — $412.70
Company
Sector	Utilities	—	Utilities
Industry	Utilities	Utilities	Utilities

Company

NRGUtilities · Utilities
KENUtilities
CEGUtilities · Utilities

FinnhubUpdated 23:00

To Understand This

P/E and the Valuation RatiosYou can't tell whether a stock is cheap or expensive by looking at its price.Diversification: How Many Baskets Are Enough?Owning ten different stocks is not the same as owning ten different risks.